5156546 has 4 divisors (see below), whose sum is σ = 7734822. Its totient is φ = 2578272.

The previous prime is 5156539. The next prime is 5156549. The reversal of 5156546 is 6456515.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3845521 + 1311025 = 1961^2 + 1145^2 .

It is not an unprimeable number, because it can be changed into a prime (5156549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1289135 + ... + 1289138.

Almost surely, 2^5156546 is an apocalyptic number.

5156546 is a deficient number, since it is larger than the sum of its proper divisors (2578276).

5156546 is a wasteful number, since it uses less digits than its factorization.

5156546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2578275.

The product of its digits is 18000, while the sum is 32.

The square root of 5156546 is about 2270.8029416927. The cubic root of 5156546 is about 172.7638865218.

The spelling of 5156546 in words is "five million, one hundred fifty-six thousand, five hundred forty-six".